`dissect.target.tools.dump.state`¶

Module Contents¶

Classes¶

`Sink`
`DumpState`

Functions¶

`create_state`	Create a DumpState instance with provided properties
`persisted_state`	Return a context manager for persisting DumpState instance
`load_state`	Load persisted DumpState instance from provided output_dir path
`serialize_obj`	JSON serializer for object types not serializable by json lib

Attributes¶

`log`
`STATE_FILE_NAME`
`PENDING_UPDATES_LIMIT`

dissect.target.tools.dump.state.log¶

dissect.target.tools.dump.state.STATE_FILE_NAME = 'target-dump.state.json'¶

dissect.target.tools.dump.state.PENDING_UPDATES_LIMIT = 10¶

class dissect.target.tools.dump.state.Sink¶

target_path: str¶

func: str¶

path: pathlib.Path¶

is_dirty: bool = True¶

record_count: int = 0¶

size_bytes: int = 0¶

__post_init__()¶

class dissect.target.tools.dump.state.DumpState¶

target_paths: list[str]¶

functions: list[str]¶

serialization: str¶

compression: str¶

start_time: datetime.datetime¶

last_update_time: datetime.datetime¶

sinks: list[Sink] = []¶

output_dir: pathlib.Path | None = None¶

pending_updates_count: int | None = 0¶

property record_count: int¶

property finished_sinks: list[Sink]¶

property path: pathlib.Path¶

classmethod get_state_path(output_dir: pathlib.Path) → pathlib.Path¶

get_full_sink_path(sink: Sink) → pathlib.Path¶

get_sink(path: pathlib.Path) → Sink | None¶

serialize() → str¶: Serialize state instance into a JSON formatted string

persist(fh: TextIO) → None¶: Write serialized state instance into profided fh byte stream, overwriting it from the beginning

mark_as_finished(target: dissect.target.Target, func: str) → None¶: Mark sinks that match provided target and func pair as not dirty.

create_sink(sink_path: pathlib.Path, stream_element) → Sink¶: Create a sink instance for provided sink_path and stream_element (from which target and func properties are used).

update(stream_element, fp_position: int) → None¶: Update a sink instance for provided stream_element.

classmethod from_dict(state_dict: dict) → DumpState¶: Deserialize state instance from provided dict

classmethod from_path(output_dir: pathlib.Path) → DumpState | None¶: Deserialize state instance from a file in the provided output directory path

get_invalid_sinks() → list[Sink]¶: Return sinks that have a mismatch between recorded size and a real file size

drop_invalid_sinks() → None¶: Remove sinks that have a mismatch between recorded size and a real file size from the list of sinks.

drop_dirty_sinks() → None¶: Drop sinks that are marked as “dirty” in the current state from the list of sinks

dissect.target.tools.dump.state.create_state(*, output_dir: pathlib.Path, target_paths: list[str], functions: list[str], serialization: dissect.target.tools.dump.utils.Serialization, compression: dissect.target.tools.dump.utils.Compression = None) → DumpState¶: Create a DumpState instance with provided properties

dissect.target.tools.dump.state.persisted_state(state: DumpState) → Iterator[Callable]¶: Return a context manager for persisting DumpState instance

dissect.target.tools.dump.state.load_state(output_dir: pathlib.Path) → DumpState | None¶: Load persisted DumpState instance from provided output_dir path and perform sink validation.

dissect.target.tools.dump.state.serialize_obj(obj: Any) → str¶: JSON serializer for object types not serializable by json lib